Home / 744,896.37-1,027,834.45-469,211.38

Finding the Fourth Proportional to 744,896.37, 1,027,834.45 and 469,211.38

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Solution

The fourth proportional to 744,896.37, 1,027,834.45 and 469,211.38 is: 647,434.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,896.37 : 1,027,834.45 = 469,211.38 : x
  2. Step 2: Convert to fraction form
    744,896.37/1,027,834.45 = 469,211.38/x
  3. Step 3: Cross multiply
    744,896.37x = 1,027,834.45 × 469,211.38
  4. Step 4: Simplify right side
    744,896.37x = 482,271,620,696.04
  5. Step 5: Solve for x
    x = 482,271,620,696.04/744,896.37
  6. Step 6: Final answer
    x = 647,434.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.